Polaroid Pro Video Condenser Shotgun Microphone For The Canon Digital EOS Rebel T4i (650D), T3i (600D), T1i (500D), T2i (550D), XSI (450D), XS (1000D), XTI (400D), XT (350D), 1D C, 60D, 60Da, 50D, 40D, 30D, 20D, 10D, 5D, 1D X, 1D, 5D Mark 2, 5D Mark 3, 7D Digital SLR Cameras Electret Condenser Technology: Sensitive To Low Volume Sources Slide Shoe Mounting With Wheel Lock &lt;&gt; Lithium Battery Provides Longer Use Cardioid Pickup Pattern Diminishes Sound From Behind User Selectable Pickup Angles Choose Either 90 Degree or 120 Degree Battery Level Monitor &lt;&gt; Windscreen Included; Great Indoors And Out &lt;&gt; Lightweight